Totem column type power factor correction device and electronic equipment

• Main Author: ZHENG ZHONGREN
• Format: Patent
• Language: Chinese; English
• Published: 12.09.2017
• Subjects: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRICITY; GENERATION

The utility model provides a totem column type power factor correction device and electronic equipment, the power factor correction device includes: the inductance, including the first switching element of series connection and the first bridge arm of second switch device, including the third switching element of series connection and the second bridge arm of fourth switching element, at least one current sensing unit disposes as response at least one the electric current in first, second, third and the fourth switching element of flowing through to obtain a corresponding at least road feeling induced current, at least one rectifier unit, with at least one current sensing unit one -to -one, each rectifier unit carries out transmitting after the rectification unit to current detection to a corresponding road feeling induced current, the current detection unit obtains the testing result according to an at least road feeling induced current, the on -off control unit produces the on -off control signal according